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Komatsu 707-44-20020 Piston Ring
Regular price $466.24 USDRegular priceSale price $466.24 USD -
Komatsu 21T-70-31181 Pin
Regular price $1,331.99 USDRegular priceSale price $1,331.99 USD -
Komatsu 21N-72-14171 Pin
Regular price $1,176.49 USDRegular priceSale price $1,176.49 USD -
Komatsu 175-15-59240 Ring
Regular price $55.31 USDRegular priceSale price $55.31 USD -
Komatsu 21U-70-31741 Pin
Regular price $135.30 USDRegular priceSale price $135.30 USD -
Komatsu 425-70-41910 Pin
Regular price $1,183.49 USDRegular priceSale price $1,183.49 USD -
Komatsu 6732-61-6250 Seal
Regular price $2.92 USDRegular priceSale price $2.92 USD -
Komatsu 17M-30-56201 Pin Assembly
Regular price $464.67 USDRegular priceSale price $464.67 USD -
Komatsu 21N-72-14190 Bushing
Regular price $430.48 USDRegular priceSale price $430.48 USD -
Komatsu 42N-6C-11990 Seal
Regular price $8.36 USDRegular priceSale price $8.36 USD -
Komatsu 201-70-64210 Shaft
Regular price $171.09 USDRegular priceSale price $171.09 USD -
Komatsu 561-52-81570 Bushing
Regular price $99.86 USDRegular priceSale price $99.86 USD -
Komatsu 714-21-19810 Seal Ring
Regular price $16.13 USDRegular priceSale price $16.13 USD -
Komatsu 21T-70-32130 Pin
Regular price $899.99 USDRegular priceSale price $899.99 USD -
Komatsu 22M-70-21740 Bushing
Regular price $49.50 USDRegular priceSale price $49.50 USD -
Komatsu 6162-13-5490 Ring Seal
Regular price $29.89 USDRegular priceSale price $29.89 USD -
Komatsu 134-72-61390 Pin
Regular price $126.18 USDRegular priceSale price $126.18 USD -
Komatsu 145-70-42220 Bushing
Regular price $84.38 USDRegular priceSale price $84.38 USD -
Komatsu 56B-15-19260 Ring, Seal
Regular price $14.83 USDRegular priceSale price $14.83 USD -
Komatsu 145-27-41210 Pinion
Regular price $378.24 USDRegular priceSale price $378.24 USD
Collection: Komatsu Parts
Komatsu Parts from WQC Parts are organized to help buyers identify reliable aftermarket replacement parts by part number, equipment family, system, and application. This collection focuses on replacement parts, service components, hardware, wear parts, and related assemblies used to support repair, maintenance, and uptime across heavy equipment applications.
Heavy equipment parts should be selected carefully because the same general description can apply to multiple machines, serial ranges, component groups, or diagram positions. Use this collection as a focused product group, then confirm the exact part number and machine details before ordering.
Komatsu Replacement Parts Applications
Products in this collection may support construction, mining, quarry, forestry, utility, road-building, and fleet maintenance applications. Depending on the machine and component group, fitment may depend on model series, serial range, installed arrangement, hydraulic configuration, engine arrangement, attachment package, or work-equipment setup.
How to Confirm Fitment
- Search by the original part number when available.
- Confirm the machine model, serial range, and component location.
- Check diagram position, quantity, and arrangement notes where parts-book information is available.
- Compare dashed and non-dashed part-number formats when searching.
- Contact WQC Parts with the part number, model, serial number, and photos when fitment is uncertain.
Why Quality Matters
Incorrect or low-quality replacement parts can lead to premature wear, leaks, downtime, poor fitment, repeat repairs, and damage to related components. Properly matched aftermarket parts help protect machine uptime and reduce avoidable repair cost.
Why Buy from WQC Parts?
- Aftermarket heavy equipment parts organized by part number, system, and machine family.
- Support for alternate part numbers and practical fitment review.
- Clear collection structure for faster product discovery.
- Reliable sourcing focused on keeping equipment working.